4839680

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 12264000

約数和(自身を除く): 7424320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 199, 256, 304, 320, 380, 398, 608, 640, 760, 796, 995, 1216, 1280, 1520, 1592, 1990, 2432, 3040, 3184, 3781, 3980, 4864, 6080, 6368, 7562, 7960, 12160, 12736, 15124, 15920, 18905, 24320, 25472, 30248, 31840, 37810, 50944, 60496, 63680, 75620, 120992, 127360, 151240, 241984, 254720, 302480, 483968, 604960, 967936, 1209920, 2419840, 4839680]

約数ペア:

[(1, 4839680), (2, 2419840), (4, 1209920), (5, 967936), (8, 604960), (10, 483968), (16, 302480), (19, 254720), (20, 241984), (32, 151240), (38, 127360), (40, 120992), (64, 75620), (76, 63680), (80, 60496), (95, 50944), (128, 37810), (152, 31840), (160, 30248), (190, 25472), (199, 24320), (256, 18905), (304, 15920), (320, 15124), (380, 12736), (398, 12160), (608, 7960), (640, 7562), (760, 6368), (796, 6080), (995, 4864), (1216, 3980), (1280, 3781), (1520, 3184), (1592, 3040), (1990, 2432)]